body, html, div, blockquote, img, label, p, h1, h2, h3, h4, h5, h6, pre, ul, ol,
li, dl, dt, dd, form, a, fieldset, input, th, td{margin: 0; padding: 0; border: 0; outline: none; font-family:Microsoft YaHei;}
h1, h2, h3, h4, h5, h6{
    padding:0;
    font-weight: normal;
}
em{
    font-style: normal;
}
ul, ol{
    list-style: none;
}
a{
    text-decoration: none;
}
ol,ul{ list-style: none; }
* {
    box-sizing: border-box;
}
.clearfix{*zoom:1;}
.clearfix:after{
     content: ""; 
     display: block; 
     height: 0; 
     clear: both; 
     visibility: hidden;  
 }
.l{float:left;}
.r{float:right;}